Portland Harbour - Sandsfoot Castle (Beach) (Dorset) weather

Here are our top tips to keep you, your friends and family safe at the beach with links to Royal National Lifeboat Institution (RNLI) and Met Office advice.

Forecast days

Overcast.
Beach safety today
Caution: strong winds may affect your paddling
  • • paddleboarding not recommended for beginners/intermediate
  • • experienced paddlers should use caution

Tide: Next low tide (1.3m) at

Sunrise iconSunrise:
Sunset iconSunset:
M UV
L Pollution
No pollen data.

    7 day forecast for Portland Harbour - Sandsfoot Castle (Beach)

    Today (18 September 2025)
    Time
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Cloudy Cloudy Cloudy Overcast Overcast
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    10%
    10%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature
    17°
    17°
    17°
    17°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    18°
    17°
    17°
    17°
    17°
    Feels like temperature (°C)
    14°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    16°
    16°
    16°
    16°
    16°
    16°
    Wind direction and speed
    SW
    16
    SW
    15
    SW
    16
    SW
    16
    SW
    17
    SW
    17
    SW
    18
    SW
    18
    SW
    18
    SW
    17
    SW
    17
    SW
    16
    SW
    15
    SW
    13
    SW
    12
    SW
    10
    SW
    9
    SSW
    9
    Wind gust (mph)
    29
    28
    28
    29
    29
    29
    29
    28
    28
    26
    25
    23
    21
    18
    17
    15
    16
    15
    Visibility
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    93%
    94%
    93%
    91%
    87%
    86%
    85%
    84%
    86%
    85%
    85%
    85%
    85%
    86%
    87%
    87%
    90%
    91%
    UV 1 1 1 1 2 2 2 2 2 2 1 1 1 1 - - - -
    Wind direction and speed
    16
    15
    15
    16
    17
    17
    18
    18
    18
    18
    17
    16
    15
    13
    11
    10
    9
    9
    Height of waves offshore (m)
    0.3
    0.3
    0.3
    0.3
    0.3
    0.3
    0.3
    0.3
    0.3
    0.3
    0.2
    0.2
    0.2
    0.2
    0.2
    0.2
    0.2
    0.2
    Period of waves offshore (s)
    2
    2
    5
    5
    5
    5
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    4
    Direction of waves offshore
    Friday (19 September 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Cloudy Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Overcast Overcast Overcast Overcast Overcast Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Cloudy
    Chance of precipitation
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    <5%
    Temperature (°C)
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    17°
    17°
    17°
    17°
    18°
    18°
    18°
    18°
    17°
    17°
    17°
    16°
    16°
    16°
    16°
    Feels like temperature (°C)
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    Wind direction and speed (mph)
    SSW
    9
    SSW
    8
    SSW
    7
    SSW
    7
    SSW
    7
    SSW
    6
    SSW
    6
    SSW
    6
    SSW
    7
    SSW
    8
    SW
    9
    SW
    10
    SW
    10
    SW
    10
    SW
    10
    SW
    10
    SW
    10
    SW
    10
    SW
    10
    SW
    9
    SW
    8
    SW
    7
    SW
    6
    SW
    6
    Wind gust (mph)
    15
    14
    12
    11
    10
    10
    10
    11
    13
    15
    15
    15
    16
    16
    16
    15
    15
    15
    15
    13
    12
    10
    10
    9
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    91%
    91%
    92%
    92%
    92%
    92%
    94%
    92%
    89%
    86%
    85%
    82%
    81%
    82%
    80%
    79%
    81%
    83%
    85%
    86%
    88%
    89%
    90%
    91%
    UV - - - - - - 1 1 1 1 2 3 3 3 3 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    9
    8
    7
    7
    7
    7
    6
    6
    6
    8
    9
    9
    9
    10
    10
    10
    10
    10
    10
    9
    8
    6
    6
    6
    Height of waves offshore (m)
    0.2
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    Period of waves offshore (s)
    4
    4
    4
    3
    3
    3
    3
    11
    11
    11
    10
    10
    4
    4
    4
    3
    3
    3
    3
    3
    4
    4
    4
    4
    Direction of waves offshore
    Saturday (20 September 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Cloudy Cloudy Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Overcast Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    <5%
    10%
    10%
    10%
    20%
    20%
    20%
    30%
    30%
    40%
    50%
    40%
    30%
    40%
    20%
    20%
    20%
    10%
    10%
    20%
    20%
    20%
    Temperature (°C)
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    17°
    17°
    17°
    17°
    17°
    17°
    17°
    16°
    16°
    16°
    15°
    15°
    15°
    15°
    Feels like temperature (°C)
    16°
    16°
    16°
    16°
    16°
    16°
    16°
    15°
    15°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    13°
    13°
    13°
    12°
    12°
    12°
    12°
    11°
    Wind direction and speed (mph)
    SSW
    6
    SSW
    7
    S
    7
    SSW
    7
    SSW
    6
    SSW
    7
    SSW
    7
    SSW
    9
    SSW
    10
    SSW
    11
    S
    12
    S
    14
    S
    15
    SSW
    17
    SSW
    19
    SW
    20
    WSW
    20
    WSW
    20
    WSW
    20
    WSW
    20
    WSW
    19
    WSW
    19
    WSW
    18
    WSW
    19
    Wind gust (mph)
    9
    10
    10
    12
    13
    14
    15
    17
    17
    19
    21
    21
    23
    26
    28
    27
    30
    30
    33
    33
    30
    32
    30
    29
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    G
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    Humidity
    91%
    92%
    92%
    92%
    92%
    92%
    92%
    93%
    92%
    89%
    87%
    87%
    87%
    88%
    88%
    82%
    80%
    76%
    77%
    74%
    77%
    77%
    76%
    76%
    UV - - - - - - 1 1 1 1 1 2 3 3 3 3 2 1 1 1 - - - -
    Wind direction and speed (mph)
    6
    7
    7
    7
    7
    7
    8
    9
    10
    11
    13
    14
    16
    17
    18
    19
    20
    20
    20
    21
    21
    20
    20
    19
    Height of waves offshore (m)
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.1
    0.2
    0.2
    1.0
    1.7
    2.5
    2.7
    2.8
    3.0
    2.8
    2.6
    2.5
    2.2
    Period of waves offshore (s)
    4
    3
    3
    3
    3
    3
    3
    3
    5
    7
    10
    7
    5
    3
    4
    6
    7
    7
    8
    9
    9
    9
    9
    9
    Direction of waves offshore
    Sunday (21 September 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Cloudy Cloudy Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    20%
    30%
    20%
    20%
    20%
    30%
    30%
    20%
    20%
    30%
    30%
    40%
    40%
    40%
    40%
    40%
    40%
    40%
    30%
    30%
    30%
    30%
    30%
    Temperature (°C)
    14°
    14°
    14°
    13°
    13°
    13°
    13°
    12°
    12°
    13°
    14°
    14°
    15°
    15°
    15°
    15°
    15°
    14°
    14°
    13°
    12°
    11°
    11°
    11°
    Feels like temperature (°C)
    11°
    11°
    11°
    11°
    10°
    10°
    10°
    10°
    10°
    11°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    12°
    11°
    10°
    10°
    9°
    9°
    9°
    Wind direction and speed (mph)
    WSW
    18
    WSW
    17
    W
    16
    W
    15
    W
    15
    W
    14
    WNW
    13
    WNW
    13
    WNW
    12
    NW
    12
    NW
    13
    NW
    14
    NW
    14
    NNW
    14
    NNW
    14
    NNW
    14
    NNW
    13
    NNW
    13
    NNW
    12
    NNW
    12
    NNW
    11
    NNW
    11
    N
    11
    N
    11
    Wind gust (mph)
    28
    28
    29
    26
    24
    21
    21
    21
    21
    21
    21
    23
    21
    23
    21
    21
    22
    23
    20
    21
    21
    22
    21
    22
    Visibility (description)
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    E
    VG
    VG
    VG
    VG
    Humidity
    76%
    76%
    77%
    79%
    79%
    80%
    81%
    82%
    79%
    73%
    67%
    64%
    63%
    62%
    59%
    58%
    56%
    59%
    63%
    70%
    74%
    76%
    77%
    77%
    UV - - - - - - 1 1 1 2 3 4 4 4 3 2 2 1 1 1 - - - -
    Wind direction and speed (mph)
    19
    18
    18
    17
    16
    16
    15
    15
    14
    14
    14
    14
    15
    15
    14
    14
    14
    13
    13
    12
    12
    12
    11
    11
    Height of waves offshore (m)
    2.0
    1.8
    1.7
    1.7
    1.6
    1.4
    1.3
    1.2
    1.1
    1.1
    1.0
    0.9
    0.9
    0.8
    0.8
    0.7
    0.7
    0.7
    0.6
    0.6
    0.6
    0.6
    0.6
    0.5
    Period of waves offshore (s)
    9
    9
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    8
    Direction of waves offshore
    Monday (22 September 2025)
    Time
    00:00
    01:00
    02:00
    03:00
    04:00
    05:00
    06:00
    07:00
    08:00
    09:00
    10:00
    11:00
    12:00
    13:00
    14:00
    15:00
    16:00
    17:00
    18:00
    19:00
    20:00
    21:00
    22:00
    23:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night Partly cloudy night
    Chance of precipitation
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    20%
    10%
    10%
    20%
    20%
    20%
    20%
    10%
    10%
    10%
    10%
    10%
    10%
    <5%
    <5%
    Temperature (°C)
    11°
    11°
    10°
    10°
    10°
    10°
    9°
    9°
    10°
    11°
    12°
    13°
    14°
    15°
    15°
    15°
    15°
    15°
    14°
    13°
    12°
    11°
    10°
    10°
    Feels like temperature (°C)
    8°
    8°
    8°
    8°
    7°
    7°
    7°
    6°
    7°
    8°
    9°
    10°
    11°
    12°
    12°
    12°
    12°
    12°
    12°
    10°
    9°
    9°
    8°
    8°
    Wind direction and speed (mph)
    N
    11
    N
    11
    N
    11
    N
    11
    N
    12
    N
    12
    N
    12
    N
    12
    N
    12
    NNE
    13
    NNE
    13
    NNE
    14
    NNE
    14
    NNE
    14
    NNE
    14
    NNE
    14
    NNE
    13
    NNE
    13
    NNE
    12
    NNE
    11
    NNE
    10
    NNE
    9
    NNE
    9
    NNE
    9
    Wind gust (mph)
    23
    22
    24
    24
    23
    25
    24
    25
    26
    25
    27
    27
    27
    27
    26
    26
    25
    25
    23
    20
    21
    19
    20
    21
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    E
    E
    E
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    77%
    78%
    79%
    81%
    82%
    82%
    83%
    84%
    81%
    75%
    68%
    62%
    57%
    51%
    49%
    47%
    47%
    49%
    54%
    60%
    64%
    67%
    68%
    69%
    UV - - - - - - 1 1 1 2 3 3 4 4 4 2 1 1 1 1 - - - -
    Wind direction and speed (mph)
    12
    12
    12
    12
    12
    12
    12
    13
    13
    13
    14
    14
    14
    15
    14
    14
    13
    13
    12
    11
    10
    10
    9
    8
    Height of waves offshore (m)
    0.5
    0.5
    0.5
    0.5
    0.5
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.4
    0.5
    0.5
    0.5
    0.5
    0.5
    0.4
    0.4
    0.4
    Period of waves offshore (s)
    8
    8
    8
    8
    8
    8
    8
    8
    6
    4
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    3
    Direction of waves offshore
    Tuesday (23 September 2025)
    Time
    00:00
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Partly cloudy night Sunny intervals Sunny intervals Sunny intervals Sunny intervals Partly cloudy night Partly cloudy night
    Chance of precipitation
    <5%
    <5%
    10%
    <5%
    10%
    10%
    10%
    <5%
    <5%
    Temperature (°C)
    9°
    9°
    7°
    7°
    12°
    15°
    15°
    13°
    11°
    Feels like temperature (°C)
    7°
    7°
    5°
    4°
    10°
    12°
    13°
    11°
    9°
    Wind direction and speed (mph)
    N
    8
    N
    8
    NNE
    7
    N
    7
    N
    10
    N
    11
    N
    11
    N
    9
    N
    7
    Wind gust (mph)
    21
    14
    11
    12
    17
    18
    16
    11
    10
    Visibility (description)
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    VG
    Humidity
    73%
    75%
    81%
    81%
    65%
    50%
    53%
    69%
    76%
    UV - - - 1 3 4 2 1 -
    Wind direction and speed (mph)
    8
    7
    7
    7
    10
    11
    11
    9
    7
    Height of waves offshore (m)
    0.4
    0.4
    		 – – – – – – –
    Period of waves offshore (s)
    3
    3
    		 – – – – – – –
    Direction of waves offshore
    –
    –
    –
    Wednesday (24 September 2025)
    Time
    01:00
    04:00
    07:00
    10:00
    13:00
    16:00
    19:00
    22:00
    Weather symbols Partly cloudy night Partly cloudy night Sunny intervals Cloudy Cloudy Cloudy Cloudy Cloudy
    Chance of precipitation
    <5%
    <5%
    <5%
    10%
    10%
    10%
    10%
    10%
    Temperature (°C)
    10°
    9°
    8°
    13°
    15°
    16°
    13°
    11°
    Feels like temperature (°C)
    8°
    7°
    6°
    11°
    13°
    14°
    11°
    10°
    Wind direction and speed (mph)
    N
    7
    N
    7
    N
    7
    N
    10
    NNE
    10
    N
    10
    N
    8
    N
    6
    Wind gust (mph)
    9
    8
    9
    15
    15
    12
    9
    7
    Visibility (description)
    VG
    G
    G
    VG
    VG
    G
    VG
    G
    Humidity
    81%
    86%
    88%
    74%
    56%
    55%
    76%
    84%
    UV - - 1 2 4 1 1 -
    Wind direction and speed (mph)
    7
    		 – – – – – – –
    Height of waves offshore (m) – – – – – – – –
    Period of waves offshore (s) – – – – – – – –
    Direction of waves offshore
    –
    –
    –
    –
    –
    –
    –
    –

    Tide times

    Thursday 18 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 18 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 18 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Thursday 18 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Friday 19 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Saturday 20 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Sunday 21 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Monday 22 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Tuesday 23 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times

    Wednesday 24 September

    Tide times and heights are from Chesil Cove tidal station which is 1.9 miles away. So times may be different at this beach. What does this mean?

    Contains ADMIRALTY® tidal data: © Crown Copyright and database right.

    Tide times explained

    UK video forecast

    Portland Harbour - Sandsfoot Castle (Beach) weather map

    View the weather with our interactive map

    Loading map...
    Forecast for 06:00, Thu
    Updated 04:00 (UTC+1) on Thu 18 Sep 2025
    WARNING
    Flood warnings icon
    Flood warnings in force for England
    Flood warnings in force for England

    Environment Agency

    Updated:

    South West England weather forecast

    Headline:

    Often cloudy with patchy rain at times.

    Today:

    A cloudy and mild start to Thursday with some drizzle in places. Turning drier through the afternoon with some brighter intervals, these most likely in eastern counties. Feeling humid and staying windy. Maximum temperature 20 °C.

    Tonight:

    Staying largely dry overnight with patchy cloud and few clear spells. Another mild night as winds ease a little by dawn. Minimum temperature 13 °C.

    Friday:

    A brighter start, though cloud quickly increasing from the west bringing outbreaks of light rain and drizzle. Winds continue to ease, and remaining mild and feeling humid. Maximum temperature 21 °C.

    Outlook for Saturday to Monday:

    Remaining changeable with showers or longer spells of rain on Saturday. Turning colder through Sunday as showery rain clears southeast, leaving sunny spells and showers on Monday.

    Updated:

    UK long range weather forecast

    More from the Met Office